wip

src/pcu_l1_if.cpp

@@ -436,7 +436,8 @@ bssgp_failed:
 				if (!bts->trx[trx].fl1h)
 					bts->trx[trx].fl1h = l1if_open_pdch(
 						(void *)trx,
-						info_ind->trx[trx].hlayer1);
+						info_ind->trx[trx].hlayer1,
+						gsmtapaddr);
 			if (!bts->trx[trx].fl1h) {
 				LOGP(DL1IF, LOGL_FATAL, "Failed to open direct "
 					"DSP access for PDCH.\n");

src/pcu_main.cpp

@@ -44,6 +44,7 @@ void *tall_pcu_ctx;
 extern void *bv_tall_ctx;
 static int quit = 0;
 static int rt_prio = -1;
+static char *gsmtap_ip = 0;
 
 static void print_help()
 {
@@ -57,6 +58,7 @@ static void print_help()
 			"provided by BTS\n"
 		"  -r   --realtime PRIO Use SCHED_RR with the specified "
 			"priority\n"
+		"  -i	--gsmtap-ip	The destination IP used for GSMTAP.\n"
 		);
 }
 
@@ -73,6 +75,7 @@ static void handle_options(int argc, char **argv)
 			{ "version", 0, 0, 'V' },
 			{ "realtime", 1, 0, 'r' },
 			{ "exit", 0, 0, 'e' },
+			{ "gsmtap-ip", 1, 0, 'i' },
 			{ 0, 0, 0, 0 }
 		};
 
@@ -101,6 +104,9 @@ static void handle_options(int argc, char **argv)
 			print_version(1);
 			exit(0);
 			break;
+		case 'i':
+			gsmtap_ip = optarg;
+			break;
 		case 'r':
 			rt_prio = atoi(optarg);
 			break;

src/sysmo_l1_if.c

@@ -357,7 +357,7 @@ int l1if_pdch_req(void *obj, uint8_t ts, int is_ptcch, uint32_t fn,
 	return 0;
 }
 
-void *l1if_open_pdch(void *priv, uint32_t hlayer1)
+void *l1if_open_pdch(void *priv, uint32_t hlayer1, const char *gsmtapaddr)
 {
 	struct femtol1_hdl *fl1h;
 	int rc;
@@ -378,7 +378,7 @@ void *l1if_open_pdch(void *priv, uint32_t hlayer1)
 		return NULL;
 	}
 
-	fl1h->gsmtap = gsmtap_source_init("localhost", GSMTAP_UDP_PORT, 1);
+	fl1h->gsmtap = gsmtap_source_init(gsmtapaddr, GSMTAP_UDP_PORT, 1);
 	if (fl1h->gsmtap)
 		gsmtap_source_add_sink(fl1h->gsmtap);